1. Dont chrono with .25s. Nobody cares.
2. Show us the blowback when you're actually firing bbs. The blowback will be significatnly better.
3. That chrono is messed up. It showed the same fps on both tests. Also the ROF is completly inaccurate. I suggest you use a xcortech chrono.
"Freedom is not free, but the US Marine Corps will pay most of your share." - Ned Dolan